Are you a man who wishes they were a woman, or vica versa? I suggest trying the look out before making any drastic changes... it might look a little... off. Works for some, not for all.
Sex change operations take a lot of bravery, in this video we cover the before and after of many situations, both in post operation conditions and situations where they simply go all natural. If you're going to get a sex change, make sure you talk to only the best doctors!